<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title></title>
	</head>
	<body>
		<a href="new_file4.html" target="frame1">第一页</a><br>
		<a href="new_file3.html" target="frame1">第二页</a><br>
		<a href="new_file2.html" target="frame1">第三页</a><br>
		<iframe name="frame1" width="600" height="500" style="border: 0px;"></iframe>
	</body>
</html>
